{"product_id":"piston-kit-76-79-yz250-70-00-forged-wossner-8179da-2k7-11637-01-00","title":"Piston Kit 76-79 YZ250 70.00, Forged Wossner 8179DA 2K7-11637-01-00","description":"\u003cp\u003eWossner forged piston kit designed for Yamaha YZ250 (1976-1979), IT250 (1978-1980), TY250 (1974-1978), MC250 (1973-1975), and DT250 (1974-1979). Engineered for superior strength and optimal heat transfer, these pistons feature an elliptical design to ensure uniform bearing surface under heat expansion, reducing localized pressure and preventing piston collapse. Manufactured in Germany.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003eForged piston for increased strength and durability\u003c\/li\u003e \u003cli\u003eOptimized heat transfer for efficient combustion chamber performance\u003c\/li\u003e \u003cli\u003eElliptical design for even thrust load distribution and reduced piston collapse\u003c\/li\u003e \u003cli\u003eManufactured in Germany\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003eBore Size: 70.00mm\u003c\/li\u003e \u003cli\u003eActual Bore Diameter: 69.94mm\u003c\/li\u003e \u003cli\u003eDisplacement: 246 cm³\u003c\/li\u003e \u003cli\u003eStroke: 64.00mm\u003c\/li\u003e \u003cli\u003eClearance: 0.06mm\u003c\/li\u003e \u003cli\u003eWossner Compression Ratio: 2-stroke\u003c\/li\u003e \u003cli\u003eOEM Compression Ratio: 2-stroke\u003c\/li\u003e \u003cli\u003eCompression Height: 33.00mm\u003c\/li\u003e \u003cli\u003eLock Part Number: CW18\u003c\/li\u003e \u003cli\u003ePin Part Number: WP033\u003c\/li\u003e \u003cli\u003eRing Set Part Number: RSB7000 x 2\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eCross-Reference OEM Part Numbers\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003e2K7-11637-01-00\u003c\/li\u003e \u003cli\u003e234M07000\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eVehicle Fitments\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003eYamaha YZ250 (1976-1979)\u003c\/li\u003e \u003cli\u003eYamaha IT250 (1978-1980)\u003c\/li\u003e \u003cli\u003eYamaha TY250 (1974-1978)\u003c\/li\u003e \u003cli\u003eYamaha MC250 (1973-1975)\u003c\/li\u003e \u003cli\u003eYamaha DT250 (1974-1979)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- venture-connect-compatibility:start --\u003e\n\u003csection class=\"venture-connect-compatibility\"\u003e\u003ch3\u003eVehicle Compatibility\u003c\/h3\u003e\n\u003cp\u003ePlease check the exact model and year before ordering.\u003c\/p\u003e\n\u003cdiv style=\"overflow-x:auto\"\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eManufacturer\u003c\/th\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eYears\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eYAMAHA\u003c\/td\u003e\n\u003ctd\u003eMX 250\u003c\/td\u003e\n\u003ctd\u003e1973-1975\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eYAMAHA\u003c\/td\u003e\n\u003ctd\u003eYZ 250\u003c\/td\u003e\n\u003ctd\u003e1976-1979\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eYAMAHA\u003c\/td\u003e\n\u003ctd\u003eTY 250\u003c\/td\u003e\n\u003ctd\u003e1974-1978\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eYAMAHA\u003c\/td\u003e\n\u003ctd\u003eIT 250\u003c\/td\u003e\n\u003ctd\u003e1978-1980\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eYAMAHA\u003c\/td\u003e\n\u003ctd\u003eDT 250\u003c\/td\u003e\n\u003ctd\u003e1974-1979\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003c\/section\u003e\n\u003c!-- venture-connect-compatibility:end --\u003e","brand":"Wossner","offers":[{"title":"Default Title","offer_id":57506537537916,"sku":"56-W234+000.WO","price":169.84,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/3952\/8167\/files\/stock54076_1.jpg?v=1790477706","url":"https:\/\/radhouse.co.uk\/products\/piston-kit-76-79-yz250-70-00-forged-wossner-8179da-2k7-11637-01-00","provider":"Radhouse","version":"1.0","type":"link"}